How to realize upward rounding by using ceil () function in PHP
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Ceil: rounding up
The ceil () function rounds up to the nearest integer.
Syntax: ceil (x)
Parameters.
X must. The number that is required to be rounded.
Description: returns the next integer not less than x, and x enters one place if there is a decimal part. The type returned by ceil () is still float, because the range of float values is usually larger than integer.
Example:
